-91=3(7-6y)+4y

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Solution for -91=3(7-6y)+4y equation:


Simplifying
-91 = 3(7 + -6y) + 4y
-91 = (7 * 3 + -6y * 3) + 4y
-91 = (21 + -18y) + 4y

Combine like terms: -18y + 4y = -14y
-91 = 21 + -14y

Solving
-91 = 21 + -14y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '14y' to each side of the equation.
-91 + 14y = 21 + -14y + 14y

Combine like terms: -14y + 14y = 0
-91 + 14y = 21 + 0
-91 + 14y = 21

Add '91' to each side of the equation.
-91 + 91 + 14y = 21 + 91

Combine like terms: -91 + 91 = 0
0 + 14y = 21 + 91
14y = 21 + 91

Combine like terms: 21 + 91 = 112
14y = 112

Divide each side by '14'.
y = 8

Simplifying
y = 8

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